NMMDX vs. NPSRX

Last updated Jun 4, 2026

NMMDX (Nuveen Maryland Municipal Bond Fund) and NPSRX (Nuveen Preferred Securities & Income Fund) are both mutual funds - NMMDX is a Municipal Bonds fund managed by Nuveen, while NPSRX is a Preferred Stock/Convertible Bonds fund managed by Nuveen. Over the past 10 years, NMMDX returned 2.19%/yr vs 5.21%/yr for NPSRX. At a 0.26 correlation, their price movements are largely independent. NMMDX charges 0.58%/yr vs 0.74%/yr for NPSRX.

Performance

NMMDX vs. NPSRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nuveen Maryland Municipal Bond Fund (NMMDX) and Nuveen Preferred Securities & Income Fund (NPSRX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, NMMDX achieves a 1.76% return, which is significantly higher than NPSRX's 0.72% return. Over the past 10 years, NMMDX has underperformed NPSRX with an annualized return of 2.19%, while NPSRX has yielded a comparatively higher 5.21% annualized return.

NMMDX

• 1D: 0.20%
• 1M: 0.92%
• YTD: 1.76%
• 6M: 2.08%
• 1Y: 8.10%
• 3Y*: 4.02%
• 5Y*: 0.82%
• 10Y*: 2.19%

NPSRX

• 1D: 0.00%
• 1M: 0.26%
• YTD: 0.72%
• 6M: 1.40%
• 1Y: 8.78%
• 3Y*: 10.01%
• 5Y*: 3.62%
• 10Y*: 5.21%

*Multi-year figures are annualized to reflect compound growth (CAGR)

NMMDX vs. NPSRX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NMMDX Nuveen Maryland Municipal Bond Fund	1.76%	3.60%	2.31%	7.08%	-10.70%	2.57%	4.60%	7.31%	0.86%	5.66%
NPSRX Nuveen Preferred Securities & Income Fund	0.72%	11.19%	9.12%	6.19%	-9.50%	5.43%	5.53%	17.68%	-5.65%	11.27%

Correlation

The correlation between NMMDX and NPSRX is 0.51, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.51
Correlation (3Y) Calculated over the trailing 3-year period	0.56
Correlation (5Y) Calculated over the trailing 5-year period	0.48
Correlation (10Y) Calculated over the trailing 10-year period	0.34
Correlation (All Time) Calculated using the full available price history since Dec 19, 2006	0.26

Over the past year, NMMDX and NPSRX have become more correlated (0.51) than their long-term average of 0.26, meaning their price movements have been converging.

Return for Risk

NMMDX vs. NPSRX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

NMMDX

NMMDX Risk / Return Rank: 74
NMMDX Sharpe Ratio Rank: 85
NMMDX Sortino Ratio Rank: 90
NMMDX Omega Ratio Rank: 92
NMMDX Calmar Ratio Rank: 56
NMMDX Martin Ratio Rank: 44

NPSRX

NPSRX Risk / Return Rank: 76
NPSRX Sharpe Ratio Rank: 89
NPSRX Sortino Ratio Rank: 95
NPSRX Omega Ratio Rank: 94
NPSRX Calmar Ratio Rank: 51
NPSRX Martin Ratio Rank: 53

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

NMMDX vs. NPSRX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nuveen Maryland Municipal Bond Fund (NMMDX) and Nuveen Preferred Securities & Income Fund (NPSRX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	NMMDX	NPSRX	Difference
Sharpe ratio: Return per unit of total volatility	2.78	2.96	-0.17
Sortino ratio: Return per unit of downside risk	4.46	5.02	-0.56
Omega ratio: Gain probability vs. loss probability	1.70	1.72	-0.02
Calmar ratio: Return relative to maximum drawdown	2.87	2.70	+0.17
Martin ratio: Return relative to average drawdown	9.36	10.81	-1.45
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NMMDX vs. NPSRX - Sharpe Ratio Comparison

The current NMMDX Sharpe Ratio is 2.78, which is comparable to the NPSRX Sharpe Ratio of 2.96. The chart below compares the historical Sharpe Ratios of NMMDX and NPSRX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	NMMDX	NPSRX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.78	2.96	-0.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.18	0.73	-0.55
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.51	0.83	-0.31
Sharpe Ratio (All Time) Calculated using the full available price history	1.18	0.49	+0.68

Drawdowns

NMMDX vs. NPSRX - Drawdown Comparison

The maximum NMMDX drawdown since its inception was -15.95%, smaller than the maximum NPSRX drawdown of -62.52%. Use the drawdown chart below to compare losses from any high point for NMMDX and NPSRX.

Drawdown Indicators

	NMMDX	NPSRX	Difference
Max Drawdown Largest peak-to-trough decline	-15.95%	-62.52%	+46.57%
Max Drawdown (1Y) Largest decline over 1 year	-2.81%	-3.30%	+0.49%
Max Drawdown (3Y) Largest decline over 3 years	-7.11%	-3.60%	-3.51%
Max Drawdown (5Y) Largest decline over 5 years	-15.95%	-17.65%	+1.70%
Max Drawdown (10Y) Largest decline over 10 years	-15.95%	-26.47%	+10.52%
Current Drawdown Current decline from peak	-0.29%	-0.67%	+0.38%
Average Drawdown Average peak-to-trough decline	-1.97%	-4.82%	+2.85%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.86%	0.82%	+0.04%

Volatility

NMMDX vs. NPSRX - Volatility Comparison

Nuveen Maryland Municipal Bond Fund (NMMDX) and Nuveen Preferred Securities & Income Fund (NPSRX) have volatilities of 1.08% and 1.03%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NMMDX	NPSRX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.08%	1.03%	+0.05%
Volatility (6M) Calculated over the trailing 6-month period	2.10%	2.41%	-0.31%
Volatility (1Y) Calculated over the trailing 1-year period	2.91%	3.02%	-0.11%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.59%	4.99%	-0.40%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.26%	6.33%	-2.07%

NMMDX vs. NPSRX - Expense Ratio Comparison

NMMDX has a 0.58% expense ratio, which is lower than NPSRX's 0.74% expense ratio.

Dividends

NMMDX vs. NPSRX - Dividend Comparison

NMMDX's dividend yield for the trailing twelve months is around 3.40%, less than NPSRX's 5.39% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
NMMDX Nuveen Maryland Municipal Bond Fund	3.40%	3.68%	3.50%	3.26%	2.88%	2.44%	2.62%	3.37%	3.31%	3.22%	3.74%	3.72%
NPSRX Nuveen Preferred Securities & Income Fund	5.39%	5.72%	5.38%	5.87%	6.18%	4.97%	5.02%	5.39%	6.00%	5.51%	5.81%	6.20%

Frequently Asked Questions

Can I hold both NMMDX and NPSRX in my portfolio?

NMMDX and NPSRX have a correlation of 0.51, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NMMDX or NPSRX?

NMMDX has higher volatility (1.08%) compared to NPSRX (1.03%). In terms of maximum drawdown, NMMDX dropped -15.95% vs NPSRX's -62.52%.

Which has better risk-adjusted returns?

NPSRX currently has the higher Sharpe Ratio (2.96 vs 2.78), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.